<div class="container"
     [ngStyle]="{
     'grid-template-rows': templateRows,
     'grid-template-columns': templateColumns
     }"
     (scroll)="handleScroll($event)">
  <ng-content></ng-content>
</div>
<div class="underline" *ngIf="scrollable">
  <div class="highlight" [ngStyle]="{margin: sliderMargin}"></div>
</div>
